An excellent resource for spatial problem solving tasks. Available in individual sets or in a package of 12 sets in four colors with a teachers guide from the SI Resource Series.

Transparent Tangrams are also available

NOTE:

115-11172 -Single Set - Opaque tangrams, 7 pieces, colours may vary

115-11172/4 - 4 sets, 4 colours

115-11173 - 12 sets with storage container and Teacher guide (english) (L6353-00)

115-63515 - 6 sets of tangrams in assorted colours, 42 pcs, snap lid container